HOW KAC SR 15 14.5 UPPER CAN SAVE YOU TIME, STRESS, AND MONEY.

A viton o-ring helps prevent extractor vibration and elevate, and a hard chrome exterior simplifies cleaning and maintenance. The five.56mm 3-Prong Flash Eliminator interferes with propellant gas combustion forward from the muzzle to substantially cut down flash signature, will not ring upon firing or when struck, which is compatible Using the Knig